(1) Cornice, chajja or weather shade and all such features related to façade treatment such as fins, flower boxes, pilasters, column capitals, arches, pediments, trellises, ducts for encasing pipe lines, pipe supports and all such features used to enhance the aesthetic quality of a building (not more than 50 cm) shall be allowed to overhang or project o'er the said open space:
PART I] THE KOLKATA GAZETTE, EXTRAORDINARY, FEBRUARY 14, 2007 31
Provided that such projections shall not be allowed at a height less than 2.5 metres over the ground level. Ducts for encasing pipe lines, pipe supports will however be allowed from the ground level without creating obstruction to the movement of vehicles or Fire Tender wherever applicable as per rule.
(2) Sewer and its appurtenances, underground water reservoir, septic tank and ramp may be allowed to be constructed in the open spaces upto 60 cm above ground level provided that these do not obstruct vehicular movement.
A canopy or canopies and/or a porch or porches each not exceeding 15 square metres in area or one percent (1%) of the ground floor area whichever is .higher, having a clear width of not less than 2.5 metres may be allowed at a minimum clear height of 2.5 metres from the ground level:
Provided that requisite space for the movement of fire tender is left all round the building unobstructed by such canopies or porches.
(3) Outdoor type transformer will be allowed to be installed in the mandatory open space provided it keeps clear minimum open space of 1.2 metre from the adjoining boundary line. While providing such space for transformer, a minimum open space of 4.00 M shall have to be kept to facilitate vehicular movement in cases wherever applicable as per rule.